Ring illumination
red

Area illumination
blue

Point Illumination
blue

Area illumination
yellow

Series: MSM LA

Metal Switch, Switching Voltage up to 250 VAC

81 Variants

Approvals and Compliances

CAD

Description

Mechanical switch with stroke LA (Latching)
With or without illumination
With torsion protection for easier positioning
Equipped with quick connect terminals to permit fast connection
Protection class IP65 frontside

Unique Selling Proposition

Attractive tactile feedback
High quality materials
Long life span

Characteristics

Housing made from stainless steel
Variety of design options regarding size, colour, illumination, connection or lettering
Switching voltage 125 VAC / 250 VAC
Switching current 12 A / 16 A
Actuator in stainless steel or ceramic

Detailed request for product

Details MSM LA

Technical Data

Approvals and Compliances

CAD-Drawings

Dimension

Electrical Data

Supply Voltage LED

see table of variants

Micro Switch

see details in table 'Micro Switch'

Impulse Withstand Voltage (ESD)

2 kV

Mechanical Data

Actuating Force

10 N

Actuating Travel

5.2 mm

Lifetime

1.5 million actuations

Shock Protection

IK07

Mounting screw torque Plastic Nut

max. 3.5 Nm

Climatical Data

Operating Temperature

-20 to 85 °C

Storage Temperature

-20 to 85 °C

Salt Spray Test (acc. to IEC 60068-2-11)

24 h / 48 h / 96 h Residence Time

Material

Housing

Stainless Steel

Actuator

Stainless Steel / Ceramics

Seal Ring

NBR70

Plastic Nut

PA, UL94

Detailed information on product approvals, code requirements, usage instructions and detailed test conditions can be looked up in Details about Approvals
SCHURTER products are designed for use in industrial environments. They have approvals from independent testing bodies according to national and international standards. Products with specific characteristics and requirements such as required in the automotive sector according to IATF 16949, medical technology according to ISO 13485 or in the aerospace industry can be offered exclusively with customer-specific, individual agreements by SCHURTER.

Approvals

The approval mark is used by the testing authorities to certify compliance with the safety requirements placed on electronic products.

Approval Reference Type: MSM

Approval Logo	Certificates	Certification Body	Description

Compliances

The product complies with following Guide Lines

Details	Initiator	Description
CE declaration of conformity	SCHURTER AG	The CE marking declares that the product complies with the applicable requirements laid down in the harmonisation of Community legislation on its affixing in accordance with EU Regulation 765/2008.
UKCA declaration of conformity	SCHURTER AG	The UKCA marking declares that the product complies with the applicable requirements laid down in the British Amendment of Regulation (EC) 765/2008.
RoHS	SCHURTER AG	Directive RoHS 2011/65/EU, Amendment (EU) 2015/863
REACH	SCHURTER AG	On 1 June 2007, Regulation (EC) No 1907/2006 on the Registration, Evaluation, Authorization and Restriction of Chemicals 1 (abbreviated as "REACH") entered into force.

Dimension [mm]

	MSM 19 LA PI double-pole

	MSM 19 LA RI double-pole

	MSM 19 LA AI double-pole

	MSM 22 LA PI double-pole

	MSM 22 LA RI double-pole

	MSM 22 LA AI double-pole

	Legend to MSM Latching

	All illuminated products and all non illuminated push buttons with symbols are supplied with anti-rotation protection

	Non-illuminated push-buttons are supplied without anti-rotation protection

Assembly Instructions



	During assembly, the protruding bars of the holder should not be pressed together.



	I Housing II Flat Pin Terminal (Illumination) III O-Ring gasket IV Nut (Nut type see Dimensions) V Module Switching Contact

	Actuator Tolerance Range

	The mounting tolerance range of the actuator varies from 0.2 mm projection length and 0.2 mm short length to the housing edge. The slanting position of the actuator can range within this tolerance.

Diagrams

	MSM LA ST / LE single-pole

	MSM LA ST / LE double-pole

	MSM LA PI single-pole

	MSM LA PI double-pole

	MSM LA RI single-pole

	MSM LA RI double-pole

	Contact Layout single-pole

	Contact Layout double-pole

	Illumination options for RGB

Micro Switch

Micro Switch	Switch type	Contact Material	Switching Voltage	Switching current	Rated Switching Capacity	Lifetime	Contact Resistance	Insulation Resistance	Duration of Bounce
0.1 A, IP40	MO	Au	max. 30 VDC	max. 0.1 A	3 W	0.2 Mio.	< 50 mΩ	> 100 MΩ	< 5 ms
0.1 A, IP67	MO		max. 30 VDC	max. 0.1 A	25 W	0.05 Mio.
5 A / 125 VAC bzw. 3 A / 250 VAC, IP40	MO	Ag	max. 125 / 250 VAC	max. 5 / 3 A	750 W	0.2 Mio.	< 30 mΩ	> 100 MΩ	< 5 ms
6 A, IP67	MO		max. 250 VAC	max. 5 A	1250 W	0.01 Mio.
10 A, IP40	MO	Ag	max. 250 VAC	max. 10 A	2500 W	0.05 Mio.	< 30 mΩ	> 100 MΩ	< 5 ms
10 A, IP67	MO		max. 250 VAC	max. 10 A	2500 W	0.01 Mio.
12 A, IP40	LA	Ag	max. 250 VAC	max. 12 A	3000 W	0.05 Mio.	< 100 mΩ
16 A, IP40	LA	Ag	max. 250 VAC	max. 16 A	4000 W	0.04 Mio.	< 100 mΩ	> 100 MΩ

Point Illumination

Operating Data	Forward Current max.	Forward Voltage at 10 mA	Forward Voltage max.
LED red	30 mA	1.9 VDC	3.0 VDC
LED green	30 mA	2.4 VDC	3.0 VDC
LED yellow	30 mA	2.4 VDC	3.0 VDC
LED blue	20 mA	3.8 VDC	4.5 VDC
LED red/green	25 mA	2.0 VDC	2.5 VDC
Attention: Switches with point illumination (PI) are delivered without series resistor.

Marking MSM LA

The three digits are part of the ordner number key
000	No Lettering
001-100	Standard Lettering
101-	Customized Lettering

Order Index Lettering MSM LA

Laser Marking
001 = A	021 = U	041 = ÷	061 = EIN
002 = B	022 = V	042 = ✳	062 = AUS
003 = C	023 = W	043 = =	063 = AUF
004 = D	024 = X	044 = #	064 = AB
005 = E	025 = Y	045 = ↔	065 = ON
006 = F	026 = Z	046 = ↕	066 = OFF
007 = G	027 = 0	047 = →	067 = UP
008 = H	028 = 1	048 = ←	068 = DOWN
009 = I	029 = 2	049 = ↓	069 = HIGH
010 = J	030 = 3	050 = ↑	070 = LOW
011 = K	031 = 4	051 = %	071 = ON/OFF
012 = L	032 = 5	052 = √	072 = START
013 = M	033 = 6	053 = CTRL	073 = RESET
014 = N	034 = 7	054 = RETURN	074 =
015 = O	035 = 8	055 = SHIFT	075 =
016 = P	036 = 9	056 = LOCK	076 =
017 = Q	037 = +	057 = STOP	077 =
018 = R	038 = -	058 = ENTER
019 = S	039 = .	059 = BACK
020 = T	040 = x	060 = LINE
Please note that the font size depends on the number of characters

Order number key MSM LA

Packaging

The nut with gasket and micro switch are enclosed in the box.

Short Table of Variants MSM LA Open complete table MSM LA

Diameter	Switch type	Switching current Switching current Current that flows through the contacts after closing and before opening	Order Number Variant Details The link on the respective order number refers to a separat tab with specific detailed information . This assures better readable information of the selected product. Change to the tab All Products in order to show details of another variant. This approach offers to use generic alias link to the product details: www.schurter.xx/art/ [Order Number] where the following variables are used: - xx is the country specific domain - [Order Number]	A=Most Popular A=Most Popular Most popular products have the following customer benefits: - previously ordered by multiple customers - generally in stock for immediate delivery - early adoption or mature life cycle Contact us for availability on other product variants, lead-times vary: Contact-Form Availability for all products can be searched real-time. Enter part number and required quantity: Stock Check SCHURTER	...

19	LA	12 A	1241.8546		...
19	LA	12 A	1241.8549		...
19	LA	12 A	1241.8552		...
19	LA	12 A	1241.8555		...
19	LA	16 A	3-100-987		...
19	LA	16 A	3-100-989		...
19	LA	16 A	3-100-990		...
19	LA	16 A	3-100-991		...
19	LA	16 A	3-100-999	A	...
19	LA	16 A	3-101-002		...
19	LA	16 A	3-101-003		...
19	LA	16 A	3-101-004		...
19	LA	16 A	3-101-007		...
19	LA	16 A	3-101-009		...
19	LA	16 A	3-101-010		...
19	LA	16 A	3-101-011	A	...
19	LA	16 A	3-101-022		...
19	LA	16 A	3-101-023		...
19	LA	16 A	3-101-024		...
19	LA	12 A	1241.6821.1110000		...
19	LA	12 A	1241.6823.1111000		...
19	LA	12 A	1241.8544		...
19	LA	12 A	1241.6823.1112000		...
19	LA	12 A	1241.6823.1114000		...
19	LA	12 A	1241.8545	A	...
19	LA	12 A	1241.6824.1111000		...
19	LA	12 A	1241.6824.1112000		...
19	LA	12 A	1241.8547		...
19	LA	12 A	1241.6824.1114000		...
19	LA	12 A	1241.6824.1115000		...
19	LA	12 A	1241.8548		...
19	LA	12 A	1241.6821.1120000		...
19	LA	12 A	1241.6823.1121000	A	...
19	LA	12 A	1241.6823.1122000		...
19	LA	12 A	1241.6823.1124000	A	...
19	LA	12 A	1241.6824.1121000	A	...
19	LA	12 A	1241.6824.1122000		...
19	LA	12 A	1241.6824.1124000		...
19	LA	12 A	1241.8550		...
19	LA	12 A	1241.8551		...
19	LA	12 A	1241.8553		...
19	LA	12 A	1241.8554		...
22	LA	16 A	3-100-912		...
22	LA	16 A	3-101-001		...
22	LA	16 A	3-101-005		...
22	LA	16 A	3-101-012		...
22	LA	16 A	3-101-013		...
22	LA	16 A	3-101-014		...
22	LA	16 A	3-101-015		...
22	LA	16 A	3-101-016		...
22	LA	16 A	3-101-018		...
22	LA	16 A	3-101-029		...
22	LA	16 A	3-101-030		...
22	LA	16 A	3-101-031		...
22	LA	16 A	3-101-032		...
22	LA	16 A	3-101-033		...
22	LA	16 A	3-101-039		...
22	LA	16 A	3-101-040		...
22	LA	16 A	3-101-041		...
22	LA	12 A	1241.6831.1110000		...
22	LA	12 A	1241.6833.1111000		...
22	LA	12 A	1241.6833.1112000		...
22	LA	12 A	1241.6833.1114000		...
22	LA	12 A	1241.6834.1111000		...
22	LA	12 A	1241.6834.1112000	A	...
22	LA	12 A	1241.6834.1114000		...
22	LA	12 A	1241.6831.1120000	A	...
22	LA	12 A	1241.6833.1121000	A	...
22	LA	12 A	1241.6833.1122000	A	...
22	LA	12 A	1241.6833.1124000		...
22	LA	12 A	1241.6834.1121000		...
22	LA	12 A	1241.6834.1122000		...
22	LA	12 A	1241.6834.1124000		...
22	LA	12 A	1241.8556		...
22	LA	12 A	1241.8557		...
22	LA	12 A	1241.8559		...
22	LA	12 A	1241.8560		...
22	LA	12 A	1241.8562		...
22	LA	12 A	1241.8563		...
22	LA	12 A	1241.8565		...
22	LA	12 A	1241.8566		...
█ Most Popular.

Packaging unit

10 pcs.

In box or packed in air cushion bags

Table of Variants MSM LA

Diameter	Switch type	Switching current Switching current Current that flows through the contacts after closing and before opening	Electrical contact	IP specification backside	Illumination	Illumination color	Housing material	Order Number Variant Details The link on the respective order number refers to a separat tab with specific detailed information . This assures better readable information of the selected product. Change to the tab All Products in order to show details of another variant. This approach offers to use generic alias link to the product details: www.schurter.xx/art/ [Order Number] where the following variables are used: - xx is the country specific domain - [Order Number]	A=Most Popular A=Most Popular Most popular products have the following customer benefits: - previously ordered by multiple customers - generally in stock for immediate delivery - early adoption or mature life cycle Contact us for availability on other product variants, lead-times vary: Contact-Form Availability for all products can be searched real-time. Enter part number and required quantity: Stock Check SCHURTER	PU Packaging unit The packaging unit is the amount of parts in a standard package. Please contact SCHURTER for further assistance: Contact-Form

19	LA	12 A	SPST	IP40	Area illumination	yellow	Stainless Steel	1241.8546		10
19	LA	12 A	SPST	IP40	Area illumination	orange	Stainless Steel	1241.8549		10
19	LA	12 A	DPST	IP40	Area illumination	yellow	Stainless Steel	1241.8552		10
19	LA	12 A	DPST	IP40	Area illumination	orange	Stainless Steel	1241.8555		10
19	LA	16 A	SPST	IP40	non-illuminated	-	Stainless Steel	3-100-987		10
19	LA	16 A	DPST	IP40	non-illuminated	-	Stainless Steel	3-100-989		10
19	LA	16 A	SPST	IP40	RI dotted	red	Stainless Steel	3-100-990		10
19	LA	16 A	SPST	IP40	RI dotted	green	Stainless Steel	3-100-991		10
19	LA	16 A	DPST	IP40	RI dotted	blue	Stainless Steel	3-100-999	A	10
19	LA	16 A	SPST	IP40	RI dotted	blue	Stainless Steel	3-101-002		10
19	LA	16 A	DPST	IP40	RI dotted	red	Stainless Steel	3-101-003		10
19	LA	16 A	DPST	IP40	RI dotted	green	Stainless Steel	3-101-004		10
19	LA	16 A	SPST	IP40	Area illumination	green	Stainless Steel	3-101-007		10
19	LA	16 A	SPST	IP40	Area illumination	blue	Stainless Steel	3-101-009		10
19	LA	16 A	DPST	IP40	Area illumination	blue	Stainless Steel	3-101-010		10
19	LA	16 A	DPST	IP40	Area illumination	white	Stainless Steel	3-101-011	A	10
19	LA	16 A	SPST	IP40	Area illumination	white	Stainless Steel	3-101-022		10
19	LA	16 A	DPST	IP40	Area illumination	red	Stainless Steel	3-101-023		10
19	LA	16 A	DPST	IP40	Area illumination	green	Stainless Steel	3-101-024		10
19	LA	12 A	SPST	IP40	non-illuminated	-	Stainless Steel	1241.6821.1110000		10
19	LA	12 A	SPST	IP40	Point Illumination	red	Stainless Steel	1241.6823.1111000		10
19	LA	12 A	SPST	IP40	Area illumination	red	Stainless Steel	1241.8544		10
19	LA	12 A	SPST	IP40	Point Illumination	green	Stainless Steel	1241.6823.1112000		10
19	LA	12 A	SPST	IP40	Point Illumination	blue	Stainless Steel	1241.6823.1114000		10
19	LA	12 A	SPST	IP40	Area illumination	green	Stainless Steel	1241.8545	A	10
19	LA	12 A	SPST	IP40	RI dotted	red	Stainless Steel	1241.6824.1111000		10
19	LA	12 A	SPST	IP40	RI dotted	green	Stainless Steel	1241.6824.1112000		10
19	LA	12 A	SPST	IP40	Area illumination	blue	Stainless Steel	1241.8547		10
19	LA	12 A	SPST	IP40	RI dotted	blue	Stainless Steel	1241.6824.1114000		10
19	LA	12 A	SPST	IP40	RI dotted	white	Stainless Steel	1241.6824.1115000		10
19	LA	12 A	SPST	IP40	Area illumination	white	Stainless Steel	1241.8548		10
19	LA	12 A	DPST	IP40	non-illuminated	-	Stainless Steel	1241.6821.1120000		10
19	LA	12 A	DPST	IP40	Point Illumination	red	Stainless Steel	1241.6823.1121000	A	10
19	LA	12 A	DPST	IP40	Point Illumination	green	Stainless Steel	1241.6823.1122000		10
19	LA	12 A	DPST	IP40	Point Illumination	blue	Stainless Steel	1241.6823.1124000	A	10
19	LA	12 A	DPST	IP40	RI dotted	red	Stainless Steel	1241.6824.1121000	A	10
19	LA	12 A	DPST	IP40	RI dotted	green	Stainless Steel	1241.6824.1122000		10
19	LA	12 A	DPST	IP40	RI dotted	blue	Stainless Steel	1241.6824.1124000		10
19	LA	12 A	DPST	IP40	Area illumination	red	Stainless Steel	1241.8550		10
19	LA	12 A	DPST	IP40	Area illumination	green	Stainless Steel	1241.8551		10
19	LA	12 A	DPST	IP40	Area illumination	blue	Stainless Steel	1241.8553		10
19	LA	12 A	DPST	IP40	Area illumination	white	Stainless Steel	1241.8554		10
22	LA	16 A	DPST	IP40	RI dotted	green	Stainless Steel	3-100-912		10
22	LA	16 A	SPST	IP40	non-illuminated	-	Stainless Steel	3-101-001		10
22	LA	16 A	SPST	IP40	non-illuminated	-	Stainless Steel	3-101-005		10
22	LA	16 A	DPST	IP40	non-illuminated	-	Stainless Steel	3-101-012		10
22	LA	16 A	SPST	IP40	RI dotted	red	Stainless Steel	3-101-013		10
22	LA	16 A	SPST	IP40	RI dotted	green	Stainless Steel	3-101-014		10
22	LA	16 A	SPST	IP40	RI dotted	blue	Stainless Steel	3-101-015		10
22	LA	16 A	DPST	IP40	RI dotted	red	Stainless Steel	3-101-016		10
22	LA	16 A	DPST	IP40	RI dotted	blue	Stainless Steel	3-101-018		10
22	LA	16 A	SPST	IP40	Area illumination	blue	Stainless Steel	3-101-029		10
22	LA	16 A	SPST	IP40	Area illumination	white	Stainless Steel	3-101-030		10
22	LA	16 A	DPST	IP40	Area illumination	red	Stainless Steel	3-101-031		10
22	LA	16 A	SPST	IP40	Area illumination	red	Stainless Steel	3-101-032		10
22	LA	16 A	SPST	IP40	Area illumination	green	Stainless Steel	3-101-033		10
22	LA	16 A	DPST	IP40	Area illumination	green	Stainless Steel	3-101-039		10
22	LA	16 A	DPST	IP40	Area illumination	blue	Stainless Steel	3-101-040		10
22	LA	16 A	DPST	IP40	Area illumination	white	Stainless Steel	3-101-041		10
22	LA	12 A	SPST	IP40	non-illuminated	-	Stainless Steel	1241.6831.1110000		10
22	LA	12 A	SPST	IP40	Point Illumination	red	Stainless Steel	1241.6833.1111000		10
22	LA	12 A	SPST	IP40	Point Illumination	green	Stainless Steel	1241.6833.1112000		10
22	LA	12 A	SPST	IP40	Point Illumination	blue	Stainless Steel	1241.6833.1114000		10
22	LA	12 A	SPST	IP40	RI dotted	red	Stainless Steel	1241.6834.1111000		10
22	LA	12 A	SPST	IP40	RI dotted	green	Stainless Steel	1241.6834.1112000	A	10
22	LA	12 A	SPST	IP40	RI dotted	blue	Stainless Steel	1241.6834.1114000		10
22	LA	12 A	DPST	IP40	non-illuminated	-	Stainless Steel	1241.6831.1120000	A	10
22	LA	12 A	DPST	IP40	Point Illumination	red	Stainless Steel	1241.6833.1121000	A	10
22	LA	12 A	DPST	IP40	Point Illumination	green	Stainless Steel	1241.6833.1122000	A	10
22	LA	12 A	DPST	IP40	Point Illumination	blue	Stainless Steel	1241.6833.1124000		10
22	LA	12 A	DPST	IP40	RI dotted	red	Stainless Steel	1241.6834.1121000		10
22	LA	12 A	DPST	IP40	RI dotted	green	Stainless Steel	1241.6834.1122000		10
22	LA	12 A	DPST	IP40	RI dotted	blue	Stainless Steel	1241.6834.1124000		10
22	LA	12 A	SPST	IP40	Area illumination	red	Stainless Steel	1241.8556		10
22	LA	12 A	SPST	IP40	Area illumination	green	Stainless Steel	1241.8557		10
22	LA	12 A	SPST	IP40	Area illumination	blue	Stainless Steel	1241.8559		10
22	LA	12 A	SPST	IP40	Area illumination	white	Stainless Steel	1241.8560		10
22	LA	12 A	DPST	IP40	Area illumination	red	Stainless Steel	1241.8562		10
22	LA	12 A	DPST	IP40	Area illumination	green	Stainless Steel	1241.8563		10
22	LA	12 A	DPST	IP40	Area illumination	blue	Stainless Steel	1241.8565		10
22	LA	12 A	DPST	IP40	Area illumination	white	Stainless Steel	1241.8566		10
█ Most Popular.

Packaging unit

10 pcs.

In box or packed in air cushion bags

References / Document Downloads

28.03.2024

Transformation_Date:	2024-03-29 01:28:11
Export_Path:	/Datasheets_PrGrp_Workflow/DS_PrGrp_WF_ES/DS_PrGrp_WF_ES_PG70_Export/2024_03_28/13_39_29_660_551066/PGRSplits/
Export_Lang:	en
SGE_Name:	Switches
PG_Name:	Metal Line Switches
Typ_Name:	MSM LA
Typ_AliasNames:	:msm la:,:MSMLA:,:msmla:,:MSM_LA:,:msm_la:
Typ_ID:	118625
Typ_Hierarchie:	030700100000003410
Typ_EPIM_Order:	40
Typ_Titel:	Metal Switch, Switching Voltage up to 250 VAC
PublPrgr_Name:	Metal Line Switches
PublPrgr_Shortcut:	PG70
Variant table:	ES_Variantentabelle_MSM_beleuchtet (248412)

Series: MSM LA

Description MSM LA

Description

Unique Selling Proposition

Characteristics

Details MSM LA

Approvals

Compliances

Dimension [mm]

Assembly Instructions

Diagrams

Micro Switch

Point Illumination

Marking MSM LA

Order Index Lettering MSM LA

Order number key MSM LA

Packaging

Short Table of Variants MSM LA Open complete table MSM LA

References / Document Downloads